package com.whj.ems.util;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletResponse;

public class ResponseFilter implements Filter {
	public void destroy() {
	}

	public void doFilter(ServletRequest arg0, ServletResponse arg1,
			FilterChain arg2) throws IOException, ServletException {
		// TODO Auto-generated method stub
		  HttpServletResponse response=(HttpServletResponse) arg1;
		   response.setCharacterEncoding("UTF-8");
		   response.setHeader("Cache-Control", "no-cache");
		   response.setContentType("text/json;charset=utf-8");
		   arg2.doFilter(arg0,arg1);
	}

	public void init(FilterConfig arg0) throws ServletException {
	}

	
}
